Whether it’s parallax, dialogs, interactive forms, or even a robust and responsive card layout, front end developers often find themselves reaching for a framework or tooling which can create more inadvertent side effects than meaningful, beautiful designs. And yet, CSS continues to be an ever-evolving, eternally fascinating and downright amazing language for doing just that.

In this high-energy talk, Lemon’s going to take you on a whirlwind tour of twelve different design challenges and the methods for turning that into resilient, responsive, performant code using some CSS (and Sass) methodologies to assure nothing is more complicated than it needs to be. You’ll leave with some concepts, code snippets and examples you can start playing with right away.